Questions tagged [audio]

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20 views

How to smooth out baked sound to f curves?

Ok, I have several scaling animations synced to audio via "Bake sound to f curves" and I've applied an envelope modifier to control the max value the curve can hit. The curve looks like this ...
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17 views

Audio not working for iOS devices

After rendering an animation, the audio is only reproduced on Android devices, for iOS the video stay muted. My audio files are on .wav format and render settings are as follow: someone has gone ...
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17 views

after editing play back problems

I'm new to Blender and have to make instructional videos for work. I use CamStudio for the screen captures around four per finished video. I use Blender 2.8 and 2.9 for editing. There are a lot of ...
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11 views

Are the audio effects of the Blender movies available to creat dubs in diferent languages?

I would like to dub a few of the Blender movies, I was mainly thinking about Agent 327, but the other movies could be interesting too. Are the different audio lines from the movie available in the ...
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12 views

Workflow: render an animation with a soundtrack in one go, or render the animation then import it as a strip in the VSE?

I am creating an animation with a soundtrack. I have a 3D window open with a timeline, and a VSE window open with the audio synced so I can time the animation with the sound. Can I render the finished ...
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21 views

Blender audio visualization - waveform line?

Alright, followed all the relevant tutorials on Blender audio visualizations but they all involve either scaling/distorting objects with f curves or the bars type visual like this - https://www....
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9 views

How to add audio keyframes in Blender 2.90? It keeps ignoring the volume level changes

I've just got to grips with using blender for the first time and I got to the audio and in the keyframes it wont let me change the volume for fade in and fade out. It just remains the same default ...
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2answers
30 views

Is it possible to use object motion to drive audio properties in Blender?

I've seen plenty of examples on how to drive motion of objects in Blender with audio, but I'm trying to do the opposite - drive audio properties based on the motion of objects. More specifically, I'd ...
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11 views

How do I set the type of an NlaStrip?

I'm trying to add a speaker object with an attached NlaStrip in code, like the add_speaker operation does, but when I use ...
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24 views

Audio missing after rendering video

Every time I render my video's, the audio goes missing. I don't hear any audio during editing or post render. I've put Audio Codec to 'ACC' or 'MP3', so I don't understand why this is an issue. Thanks....
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1answer
12 views

Unable to set number of output channels for Audio Render

I can't seem to find where to set the number of output channels for an Audio Render. I can control the output format for live playback in preferences but this seems to have no effect on audio ...
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18 views

How can i mute video

I have 2 video files. Drag in video Editing. 1 file is my model animation, another file is download from youtube (for background music) it has video+music. I want to mute the video of the file which ...
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11 views

Audio moved while scrubbing

I'm new to Blender but have some experience with 3D animation. Problem: I'm trying to make a lip sync with a 3d character to a piece of audio as a test for a Minecraft video. The audio starts "...
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18 views

Speaker object doesn't create sound in particle system

I'm trying to get the speaker object to work with a particle system so it can create sound effects for example set up a plane to emit multiple speaker objects and each speaker would create sounds in ...
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7 views

Audio doesn't play after transferring blender file

To make it short, the audio on my project isn't playing. When I open up another project and insert audio, it plays perfectly. So I feel like this is more of a project problem than a setting problem. I ...
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19 views

blender audio frequency detectionrange limit 1000000khz

i want to use blender to detect frequency, but it only has a limit, i need it to detect frequencies of upto penta herdz or above. no limit. the frequencies are usually used for audio visualization and ...
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1answer
18 views

VSE: No Audio In Rendered File, Mixdown causes crash

Ever since switching from Windows to Linux, I have been unable to render any videos in Blender's VSE with the audio tracks. The audio codec is selected in the scene tab: However after rendering with <...
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15 views

how do i fix this running problem [duplicate]

Every time i get into blender it does this and then it kicks me out
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23 views

How to change range of “bake sound to f curves”?

Alright, Im trying to modify the "damp" parameter of a particle system in accordance with the beats of an audio file. So far, I "insert keyframe" on the damp parameter, go to F ...
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1answer
66 views

Workflow for adding audio to scenes and combining them in the VSE

I've been trying to experiment with a workflow for putting all animation, editing, and post-processing into one blender file: 0000_Master combines clips of all ...
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0answers
27 views

(VSE) How do I speed up audio by more than 10 times?

I'm trying to speed up some video by a factor of 20, audio included. The video strip is easy: I just add a speed control transform strip. The audio part isn't as easy. Transform strips don't work on ...
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16 views

Blender is outputting blank screen video with no audio

I am working on a project that has multiple simultaneous sound files and image video files layered over each other, I'm not sure if this effects what I have to do to output. When I try to render, the ...
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15 views

Audio and Sequence Strips in Video editor

I created scene strips synced to respective audio. Then I created a seperate strip only for video editing and imported the said scene strips to the same. But these scene strips are not importing with ...
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1answer
89 views

Grease Pencil to Video Sequencer

I imported sound in video editor, cut it as needed and did animatics in sync to the sound using 2D animation tab. But when I render the same my output is a blank frame. Possibly because I am not able ...
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1answer
12 views

JackAudio disabled in Blender's OSX official release?

I need to use JACK as Blender's audio device, mostly to sync with Ardour via Jack Transport. I've done this in linux but in OSx (10.13) Jack doesn't show in the audio devices list. bpy.app....
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25 views

How to keep audio and video synced rendering an animation? [duplicate]

I am doing a voice over for my video. It’s suppose to be my first dev log. So my audio and video is completely separate. Why does the video render faster than the audio, how do I fix this? I am using ...
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0answers
14 views

Video Editor, Why there is audio in gap area?

I'm new in blender video editor. I have seen some tutorials about blender's video editor and I have applied it on a test video clip. But I saw a strange thing: there is some audio in gap area. There ...
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1answer
24 views

Display Audio Meters in Video Sequence Editor?

Is there any way to display audio meters in the Video Sequence Editor? I mean something like this: Pretty much every NLE has one, but I'm unable to find one in Blender's VSE.
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1answer
36 views

Editing phone videos with blender, audio is async?

I edited a video from my phone with Blender (changed colors + added text synced with the audio). But then I saw that later in the video, the text is not synced with the audio (for example a text comes ...
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0answers
11 views

How do I control type of audio from Render Audio?

With my audio render tests, I found that using the default settings, Blender renders at least Stereo sound. I don't have a way to test if Blender rendered 5.1 or 7.1 surround sound. How do I confirm ...
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1answer
30 views

How do we use Stereo audio with the AAC codec?

When rendering out a video in Blender 2.8, 2.81, and 2.82, the audio gets mixed down to mono despite being stereo when previewing, and is also about 200% the volume of the preview. There are no ...
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1answer
27 views

Audio to affect Material noise / texture values

I am attempting to make a procedural material and have audio files affect different elements of the material. Examples.. I would like to have audio.01 to animate the scale of a noise texture node. ...
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1answer
28 views

Unable to render animation with audio

I'm completely stuck on trying to render with audio. I've made sure the audio codec is selected alongside FFMPEG, I've added the audio file in the video editor and I can hear the music when playing ...
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1answer
44 views

.mp4 can be accessed normally outside blender but I can't make the sound work on blender vse preview or even render a video with audio

Pretty much self explanatory. As you can see in the screenshot, I am using a configuration that used to work really well in the past. But now it does not work anymore with this .mp4 file that I got ...
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20 views

Bizualizer for Blender - possible to set XYZ. limits per EQ band?

I'm building a custom animation using the excellent Bizualiser, and wondering if there's any way I can set a travel limit for each band in the graphic-EQ animation? What I'm building is shown in the ...
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1answer
13 views

How do you adjust and/or mute the audio of a video?

I'm editing a video for a customer, and I'm using Blender. However, I'm a bit new. They want this as a YouTube video, and they want to completely get rid of the audio and add a voiceover. People are ...
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1answer
30 views

Blender VSE Audio out-of-sync when animation (video) is rendered

Ok, so I found out that Blender has this really cool video-editing interface and I was beginning to love it. Until, I created this awesome project composition and when I exported the animation as a ...
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12 views

Audio does not sync with view port display when frames are dropping

I know AV-sync is a thing, but if its in a animation with lots of stuff in it, playback just skips a bunch of frames. I need the audio to slow down with the frame-dropping to match up because it will ...
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1answer
22 views

Blender 2.79B won't open [duplicate]

I am getting this "AL lib: (EE) UpdateDeviceParams: Failed to set 44100hz, got 48000hz instead" when I'm trying to open blender now. Any help would be much appreciated
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1answer
100 views

Sound playback issues in Kubuntu 20.04?

It seems that Blender 2.82.7 can not use my sound sub-system, only in exclusive mode. If browser is running, Blender cannot play sound in VSE. If I close the browser, re-run Blender (or choose same ...
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0answers
13 views

How to add audio strip for specific action

I am making a lightsaber in Blender 2.80. I have rigged it and made 2 actions to go with it already- one for opening and one for closing. I also want to add audio to the animations. I have tried to do ...
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0answers
21 views

Syncing audio to a video texture

Might sound confusing, but I am trying to add subtitles and models in front of a video that is an animated plane. I added the audio to the track by adding it in the video editing tab but it plays from ...
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0answers
13 views

Linking audio position in timeline with object Z position in scene

The idea is that when objects Z position hits 0, the audio will play. Is this possible?
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1answer
40 views

How to remove sound from sound spectrum in animation nodes?

this is infuriating. Even if I delete the sound spectrum node, even if I restart Blender, the sounds that I loaded into sound spectrum node will remain there to be played simultaneously. How do I ...
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0answers
19 views

Automatically split Video based on Audio Silence

Is there any way to automatically split a video based on audio silences ? I have a long video + audio and I want to automatically eliminate gaps, pauses and silences.
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0answers
15 views

VSE - Video/audio desync issue NOT FIXABLE WITH SPEED CONTROL

Not being an animator, much of a program person or in-depth computer person, I find that Blender makes me want to rip my hair out in creative ways. That aside, let me give some background and then ...
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0answers
30 views

Blender 2.83 - Keyframes not applied

I wanted to make a sound fade-in/fade-out with blender and tried to insert keyframes to specify the volume 0 for the first keyframe and 1 on the second keyframe. I had a look at the graph editor and ...
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1answer
36 views

Editing Background Music

All, Let me warn you that I am very new to Blender, so please accept my apologies. I am editing workout videos for my employer, and one of our instructors has her music way too loud. Is there a fix ...
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1answer
58 views

Speaker sound does not play when set with Python

I am trying to import and set the sound of a freshly created speaker using Python. Strangely the sound plays normally when I import it manually, but when I use Python to do the same thing it does not. ...
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0answers
27 views

Music visualization

I'm using Blender 2.83 and currently I have modeled a scene in which I've created a nice looking low poly oscilloscope and want to create a nice music visualization projected onto it's screen from a ...

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